Package org.apache.flink.streaming.api.environment

Examples of org.apache.flink.streaming.api.environment.LocalStreamEnvironment.fromElements()

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      fail();
    } catch (NullPointerException e) {
    }

    try {
      env.fromElements();
      fail();
    } catch (IllegalArgumentException e) {
    }

    try {
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  @Test
  public void coTest() throws Exception {
    LocalStreamEnvironment env = StreamExecutionEnvironment
        .createLocalEnvironment(SOURCE_PARALELISM);

    DataStream<String> fromStringElements = env.fromElements("aa", "bb", "cc");
    DataStream<Long> generatedSequence = env.generateSequence(0, 3);

    fromStringElements.connect(generatedSequence).map(new CoMap()).addSink(new SetSink());

    resultSet = new HashSet<String>();
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  public void test() throws Exception {
    LocalStreamEnvironment env = StreamExecutionEnvironment.createLocalEnvironment(1);

    env.setBufferTimeout(10);

    DataStream<Boolean> source = env.fromElements(false, false, false);

    IterativeDataStream<Boolean> iteration = source.iterate().setMaxWaitTime(3000);

    DataStream<Boolean> increment = iteration.flatMap(new IterationHead()).flatMap(
        new IterationTail());
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  @SuppressWarnings("unchecked")
  @Test
  public void multipleInputTest() {
    LocalStreamEnvironment env = StreamExecutionEnvironment.createLocalEnvironment(1);

    DataStream<Integer> ds1 = env.fromElements(1, 3, 5);
    DataStream<Integer> ds2 = env.fromElements(2, 4).merge(ds1);
   
    try {
      ds1.forward().merge(ds2);
      fail();
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  @Test
  public void multipleInputTest() {
    LocalStreamEnvironment env = StreamExecutionEnvironment.createLocalEnvironment(1);

    DataStream<Integer> ds1 = env.fromElements(1, 3, 5);
    DataStream<Integer> ds2 = env.fromElements(2, 4).merge(ds1);
   
    try {
      ds1.forward().merge(ds2);
      fail();
    } catch (RuntimeException e) {
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